Out-of-bounds write in libcodec2secqcelpdec.so prior to SMR Aug-2026 Release 1 allows local attackers to write out-of-bounds memory.

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Samsung Mobile Samsung Mobile Devices affected
Version Status Constraints
SMR Aug-2026 Release in Android 14, 15, 16 unaffected < *

No data.

No data.

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Vendors Products
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Mobile Devices Subscribe

Project Subscriptions

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Mobile Devices Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=08 cve-icon
History

Mon, 10 Aug 2026 10:15:00 +0000

Type Values Removed Values Added
Title Local Out-of-Bounds Write in Samsung Codec Library
Weaknesses CWE-119

Mon, 10 Aug 2026 09:45:00 +0000

Type Values Removed Values Added
First Time appeared Samsung
Samsung mobile Devices
Vendors & Products Samsung
Samsung mobile Devices

Mon, 10 Aug 2026 08:30:00 +0000

Type Values Removed Values Added
Description Out-of-bounds write in libcodec2secqcelpdec.so prior to SMR Aug-2026 Release 1 allows local attackers to write out-of-bounds memory.
References
Metrics cvssV4_0

{'score': 4.4, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: SamsungMobile

Published:

Updated: 2026-08-10T07:40:51.280Z

Reserved: 2025-12-11T01:33:35.823Z

Link: CVE-2026-21065

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-10T10:00:04Z

Weaknesses